New York Mets vs. Miami Marlins

Platform comparison

Active sub-markets

Market context

The Mets travel to Miami for a day game against the Marlins on 24 May, with the market currently pricing a Mets victory at 31 per cent. This represents a significant underdog position for New York, reflecting consensus expectation that Miami will prevail at home. The settlement window extends to 31 May, allowing for postponements common in late May weather patterns along the Florida coast.

Historical matchups between these clubs show the Mets have held a slight edge in recent seasons, though home-field advantage in Miami carries measurable weight in May when afternoon temperatures and humidity favour teams accustomed to the conditions. The Marlins' recent record against National League East opponents suggests they perform competitively at loanDepot park, particularly in day games where their roster construction has shown resilience. The 31 per cent probability for New York implies roughly 2.2-to-1 odds against a Mets win, which may undervalue their pitching depth if they deploy a strong starter.

Traders should monitor roster announcements through 24 May, particularly injury status for key position players on both sides. Recent form matters considerably—the Mets' win-loss record in their preceding ten games and the Marlins' home performance in May will shape late-market movement. Weather forecasts for Miami on game day, including wind direction affecting ball carry at loanDepot park, can shift value significantly for a day game. Pitching matchups confirmed 48 hours before first pitch typically trigger repricing, as starter quality disproportionately influences outcomes in single-game markets.

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Is this market available outside the US?

PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.